package com.pox.guli.service.edu.controller.admin;


import com.baomidou.mybatisplus.core.metadata.IPage;
import com.pox.guli.common.base.result.R;
import com.pox.guli.service.edu.entity.form.CourseInfoForm;
import com.pox.guli.service.edu.entity.vo.CoursePublishVo;
import com.pox.guli.service.edu.entity.vo.CourseQueryVo;
import com.pox.guli.service.edu.entity.vo.CourseVo;
import com.pox.guli.service.edu.service.CourseService;
import com.pox.guli.service.edu.service.VideoService;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;

/**
 * <p>
 * 课程 前端控制器
 * </p>
 *
 * @author pox21s
 * @since 2022-06-01
 */

@Slf4j
//@CrossOrigin
@Api(description = "课程管理")
@RestController
@RequestMapping("/admin/edu/course")
public class CourseController {

    @Resource
    private CourseService courseService;
    @Resource
    private VideoService videoService;

    @ApiOperation("新增课程表单提交")
    @PostMapping("/save-course-info")
    public R saveCourseInfo(@ApiParam(value = "新增课程表单", required = true)
                            @RequestBody CourseInfoForm courseInfoForm) {

        String courseId = courseService.saveCourseInfo(courseInfoForm);

        return R.ok().data("courseId", courseId).message("新增课程保存成功。");
    }

    @ApiOperation("数据回显 根据Id查询课程提交表单信息")
    @GetMapping("/course-info/{id}")
    public R getCourseInfoFormById(@ApiParam(value = "查询ID", required = true)
                                   @PathVariable("id") String id) {

        CourseInfoForm courseInfoForm = courseService.getCourseInfoFormById(id);

        if (courseInfoForm != null) {
            return R.ok().data("item", courseInfoForm);
        } else {
            return R.error().message("数据不存在");
        }
    }

    @ApiOperation("更新课程信息")
    @PutMapping("/update-course-info")
    public R updateCourseInfoById(@ApiParam(value = "课程信息", required = true)
                                  @RequestBody CourseInfoForm courseInfoForm) {

        courseService.updateCourseInfoById(courseInfoForm);
        return R.ok().message("修改成功");
    }

    @ApiOperation("分页课程列表查询")
    @GetMapping("/list/{page}/{limit}")
    public R getCoursePage(@ApiParam(value = "分页", required = true)
                           @PathVariable("page") Long page,
                           @ApiParam(value = "每页显示个数", required = true)
                           @PathVariable("limit") Long limit,
                           @ApiParam(value = "查询对象", required = true) CourseQueryVo courseQueryVo) {

        IPage<CourseVo> pageModel = courseService.selectPage(page, limit, courseQueryVo);
        List<CourseVo> records = pageModel.getRecords();
        long total = pageModel.getTotal();

        return R.ok().data("total", total).data("rows", records);
    }

    @ApiOperation("根据ID删除课程")
    @DeleteMapping("/remove/{id}")
    public R removeById(@ApiParam(value = "课程ID", required = true)
                        @PathVariable String id) {

        //删除视频：VOD
        videoService.removeMediaVideoByCourseId(id);
        //删除封面：OSS
        courseService.removeCoverById(id);
        //删除课程
        boolean result = courseService.removeCourseById(id);
        if (result) {
            return R.ok().message("删除成功");
        } else {
            return R.error().message("数据不存在");
        }
    }

    @ApiOperation("根据ID获取课程发布信息")
    @GetMapping("/course-publish/{id}")
    public R getCoursePublishVoById(
            @ApiParam(value = "课程ID", required = true)
            @PathVariable String id) {

        CoursePublishVo coursePublishVo = courseService.getCoursePublishVoById(id);
        if (coursePublishVo != null) {
            return R.ok().data("item", coursePublishVo);
        } else {
            return R.error().message("数据不存在");
        }
    }

    @ApiOperation("根据id发布课程")
    @PutMapping("/publish-course/{id}")
    public R publishCourseById(
            @ApiParam(value = "课程ID", required = true)
            @PathVariable String id) {

        boolean result = courseService.publishCourseById(id);
        if (result) {
            return R.ok().message("发布成功");
        } else {
            return R.error().message("数据不存在");
        }
    }

}

